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package cn.jhelper.unit05.demo;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

/**
 *
 * @author Administrator
 */
public class GetAddDemo {
    public static void main(String[] args) throws IOException {
        
         InputStreamReader in2 = new InputStreamReader(System.in);
         BufferedReader in3 = new BufferedReader(in2);
         
         System.out.println("请输入第一个数:");
         float first = Float.parseFloat(in3.readLine());
         System.out.println();
         System.out.println("请输入第二个数:");
         float second = Float.parseFloat(in3.readLine());
         System.out.println();
         System.out.println("请输入第三个数:");
         float third = Float.parseFloat(in3.readLine());
         System.out.println();
         System.out.print("这三个数的和是:");
         System.out.println(first+second+third);

    }

}
